After downloading the app, you need to stick to the following steps to set up the app on your android device:

So after downloading and installing the email app, you need to open the app on your android device.

In the app, you first need to fill in your Roadrunner email account in the respective section. And then hit the Next

Then tap on the button saying Personal (POP3). And after selecting the option, again hit the Next

Now have to enter the password associated with your roadrunner email account in the respective section. And then hit the Next

If you have questions or need any assistance troubleshooting, just visit: Spectrum Webmail | Roadrunner Email